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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 88 (4WD Control System Diagnosis) >> DTC U0001: High Speed CAN Communication Bus Off (C-CAN) >> DTC Information >> DTC Description

DTC Description

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.

If the CAN bus off is detected, 4WD ECU sets DTC U0001.